Callista is an educator with substantial experience teaching and mentoring students and teachers across many geographic areas including the Caribbean, New York, and England. During her time at the University of Pennsylvania, she spent considerable time researching and presenting Caribbean literacies to help bring visibility to the experience of Caribbean immigrant students in US education systems.
She has qualifications in Sociology with minors in International Relations and Human Resource (University of the West Indies, St. Augustine Campus), MA in Interreligious Dialogue (University of London), and MSed in Reading, Writing and Literacy (University of Pennsylvania). She is currently a PhD student at Cambridge University, research focus in Literacy.
Presently, she is working as an analyst with Open Development and Education where she contributed to projects in the Caribbean including OECS and CARICOM recovery programmes.